2021 Summaries

This page shows information from January 1, 2021, and forward; updated typically Wed. and Sat. Showing confirmed+probable daily cases, as per documented by DHS. Reported “Date” is when “data was last updated”.

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Important dates:

  • (purple dashed lines) approximate start of school year

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 13 8.0 11.9% 100 0.87%
10-19 19 11.1 15.5% 130 0.96%
20-29 32 15.3 20.7% 174 0.83%
30-39 16 11.4 17.9% 150 1.1%
40-49 20 8.7 11.7% 98 0.94%
50-59 13 7.7 10.7% 90 0.72%
60-69 7 4.6 6.9% 58 0.5%
70+ 7 3.0 4.6% 39 0.37%
All ages 127 69.9 100% 839 0.8%
Eau Claire cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 18990 65448 588 154 832
Dec 04 19043 65549 588 154 784
Dec 05 19044 65580 588 155 785
Dec 06 19084 65640 588 155 731
Dec 07 19129 65659 588 155 704
Dec 08 19242 65825 589 155 817
Dec 09 19369 65935 591 155 839

Chippewa

Chippewa cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 12631 38167 533 131 513
Dec 04 12668 38214 534 132 499
Dec 05 12669 38240 534 132 499
Dec 06 12685 38269 535 132 515
Dec 07 12749 38279 535 132 572
Dec 08 12786 38340 541 133 609
Dec 09 12856 38391 549 134 498
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 9 5.1 10% 50 0.64%
10-19 10 6.1 14.1% 70 0.83%
20-29 7 4.4 12% 60 0.84%
30-39 15 7.6 20.1% 100 1.19%
40-49 9 5.3 13.1% 65 0.84%
50-59 8 6.4 14.3% 71 0.73%
60-69 2 2.7 6.6% 33 0.39%
70+ 10 4.1 9.8% 49 0.69%
All ages 70 41.9 100% 498 0.77%

Barron

Barron cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 9827 25397 431 101 416
Dec 04 9836 25432 432 101 383
Dec 05 9845 25453 435 101 380
Dec 06 9871 25467 435 101 361
Dec 07 9912 25483 435 101 390
Dec 08 9963 25541 437 101 416
Dec 09 10031 25568 440 101 459
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 5 2.1 6.3% 29 0.53%
10-19 8 3.9 11.3% 52 0.96%
20-29 6 5.3 14.8% 68 1.5%
30-39 13 5.9 17.9% 82 1.51%
40-49 9 5.9 15.3% 70 1.41%
50-59 11 5.9 15.5% 71 1.05%
60-69 12 3.9 10.2% 47 0.74%
70+ 4 3.6 8.7% 40 0.63%
All ages 68 36.3 100% 459 1.01%

La Crosse

La Crosse cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 20016 76520 757 128 769
Dec 04 20027 76649 760 128 779
Dec 05 20090 76701 762 128 842
Dec 06 20194 76827 762 128 812
Dec 07 20252 76865 762 128 830
Dec 08 20341 77072 765 130 863
Dec 09 20509 77198 767 130 912
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 27 12.0 15.4% 140 1.18%
10-19 28 13.6 16.8% 153 0.92%
20-29 39 13.9 16% 146 0.69%
30-39 22 12.9 17.1% 156 1.15%
40-49 23 9.0 12.9% 118 0.87%
50-59 16 9.6 11.6% 106 0.75%
60-69 6 4.1 6% 55 0.39%
70+ 7 3.7 4.2% 38 0.29%
All ages 168 78.7 100% 912 0.77%

Dane

Dane cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 63813 442132 2075 393 2049
Dec 04 63836 442940 2078 393 1865
Dec 05 63930 443223 2079 393 1958
Dec 06 64111 443561 2079 393 2037
Dec 07 64290 443743 2079 393 2173
Dec 08 64528 444604 2079 395 2366
Dec 09 64834 445331 2080 398 2319
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 82 36.1 16.4% 381 0.63%
10-19 65 34.6 17.1% 396 0.56%
20-29 42 35.9 20.5% 476 0.46%
30-39 40 30.0 16.5% 383 0.5%
40-49 36 20.6 11.7% 272 0.41%
50-59 24 16.6 9.2% 213 0.32%
60-69 9 6.6 4.9% 114 0.21%
70+ 8 5.6 3.7% 85 0.17%
All ages 306 185.9 100% 2319 0.42%

Wisconsin

Wisconsin cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 03 1002430 3707065 50239 10240 39201
Dec 04 1003415 3713313 50355 10245 35885
Dec 05 1005126 3716125 50417 10259 36836
Dec 06 1008105 3719547 50445 10260 37168
Dec 07 1012189 3721171 50447 10260 39352
Dec 08 1017301 3730245 50702 10330 42430
Dec 09 1024094 3736187 50929 10386 43319
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 836 469.4 12.3% 5342 0.83%
10-19 977 517.1 13.9% 6043 0.8%
20-29 994 554.4 14.6% 6327 0.84%
30-39 1178 644.4 17.4% 7543 1%
40-49 975 503.4 13.4% 5823 0.83%
50-59 847 471.0 12.4% 5350 0.66%
60-69 585 347.6 9.1% 3945 0.52%
70+ 400 264.9 6.8% 2943 0.46%
All ages 6793 3772.4 100% 43319 0.74%

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Estimated recovery time from health experts varies between 10-20 days, with a nontrivial proportion of cases being long-term / on-going:

  • First plot shows both conservative (10-day total) estimate and 14-day total used in MN Safe-Learning plan
  • Second plot is (conservative) Estimated Active, split by Age group

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

Longitudinal

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

References

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Reliable Updated Visuals

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Modeling

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Predicting cumulative deaths in state

  • WI correpondence between Cumulative cases and deaths (at time lag)
  • Starting with late May, after daily tests regularly above 6000
[1] "The number of  cumulative deaths, at a lag of 21 days, are approximately 1.5 times number of cumulative cases to the 0.64 power."
[1] "We thus predict that on 2022-01-02 the cumulative number of deaths in WI will be 10170"

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Comparing county-wide active case rates in counties with colleges

  • Portage county (Stevens Point): gray
  • Eau Claire county (Eau Claire): blue
  • Dane county (Madison): green
  • La Crosse county (La Crosse): red